43131920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{619}}^1$

素因数の和:712

約数の個数: 80

約数和(自身を含む): 109784640

約数和(自身を除く): 66652720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 67, 80, 104, 130, 134, 208, 260, 268, 335, 520, 536, 619, 670, 871, 1040, 1072, 1238, 1340, 1742, 2476, 2680, 3095, 3484, 4355, 4952, 5360, 6190, 6968, 8047, 8710, 9904, 12380, 13936, 16094, 17420, 24760, 32188, 34840, 40235, 41473, 49520, 64376, 69680, 80470, 82946, 128752, 160940, 165892, 207365, 321880, 331784, 414730, 539149, 643760, 663568, 829460, 1078298, 1658920, 2156596, 2695745, 3317840, 4313192, 5391490, 8626384, 10782980, 21565960, 43131920]

約数ペア:

[(1, 43131920), (2, 21565960), (4, 10782980), (5, 8626384), (8, 5391490), (10, 4313192), (13, 3317840), (16, 2695745), (20, 2156596), (26, 1658920), (40, 1078298), (52, 829460), (65, 663568), (67, 643760), (80, 539149), (104, 414730), (130, 331784), (134, 321880), (208, 207365), (260, 165892), (268, 160940), (335, 128752), (520, 82946), (536, 80470), (619, 69680), (670, 64376), (871, 49520), (1040, 41473), (1072, 40235), (1238, 34840), (1340, 32188), (1742, 24760), (2476, 17420), (2680, 16094), (3095, 13936), (3484, 12380), (4355, 9904), (4952, 8710), (5360, 8047), (6190, 6968)]